Home / 59,915.27-89,872.94-20,472.77

Finding the Fourth Proportional to 59,915.27, 89,872.94 and 20,472.77

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Solution

The fourth proportional to 59,915.27, 89,872.94 and 20,472.77 is: 30,709.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,915.27 : 89,872.94 = 20,472.77 : x
  2. Step 2: Convert to fraction form
    59,915.27/89,872.94 = 20,472.77/x
  3. Step 3: Cross multiply
    59,915.27x = 89,872.94 × 20,472.77
  4. Step 4: Simplify right side
    59,915.27x = 1,839,947,927.48
  5. Step 5: Solve for x
    x = 1,839,947,927.48/59,915.27
  6. Step 6: Final answer
    x = 30,709.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.